.loginLeft {
  width: 600px;
  height: 500px;
  position: absolute;
  left: -3px;
  border: none;
  border-left: 4px dotted black;
  animation: run1 10s linear infinite;
}

.loginRight {
  width: 600px;
  height: 500px;
  position: absolute;
  left: 4px;
  border: none;
  border-right: 4px dotted black;
  animation: run2 10s linear infinite;
}

@keyframes run1 {
  0% {
    transform: rotateX(0deg);
  }
  100% {
    transform: rotateX(360deg);
  }
}
@keyframes run2 {
  0% {
    transform: rotateX(360deg);
  }
  100% {
    transform: rotateX(0deg);
  }
}
